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The ARRL UHF/Microwave

Projects Manual Volume 2

Antenna gain is essential for microware communication, and since it helps both transmitting and receiving, it is doubly valuable. Practical microwave antennas provide high gain within the range of amateur favrication skill and budgets. Three type of microwave antennas meet there criteria: horns, lenses and dishes. Horns are simple, foolproof and easy to build; a 10-GHz from with 17 dB of gain fits in the palm of a hand. Metal-plate lenses are easy to build, light in weight and noncritical to adjust. Finally, dishes can provide extremely high gain; a 2-foot dish at 10-Ghz has more than 30 dB of gain, and much larger dishes are available....

Batteries in a Portable World

A Handbook on Rechargeable Batteries for Non-Engineers

2nd Edition

Batteries in a Portable World by Isidor Buchmann fills a definite need for practical information about rechargeable batteries. Quite often, performance specifications for batteries and chargers are based on ideal conditions. Manufacturers carry out battery tests on brand new equipment and in a protected environment, removed from the stress of daily use. In Batteries in a Portable World, Mr. Buchmann observes the battery in everyday life in the hands of the common user. By reading Batteries in a Portable World, you will acquire a better understanding of the strengths and limitations of the battery. You will learn how to prolong battery life; become fami...

CompTIA Network+ N10-005

Authorized Cert Guide

Learn, prepare, and practice for CompTIA Network+ N10-005 exam success with this CompTIA Authorized Cert Guide from Pearson IT Certification, a leader in IT Certification learning and a CompTIA Authorized Platinum Partner. Master Network+ exam topics Assess your knowledge with chapter-ending quizzes Review key concepts with exam preparation tasks Practice with realistic exam questions on the DVD Limited Time Offer: Buy CompTIA Network+ N10-005 Authorized Cert Guide and receive a 10% off discount code for the CompTIA Network+ N10-005 exam. To receive your 10% off discount code: 1. Register your product at pearsonITcertification.com/register 2. Follow the instructions 3. Go to your Account page and click on 'Access Bonus Content' CompTI...

Understanding FFT Applications

2nd Edition

This companion volume to Andy Zonst's Understanding the FFT is written in five parts, covering a range of topics from transient circuit analysis to two dimensional transforms. It's an introducton to some of the many applicatons of the FFT, and it's intended for anyone who wants to understand and explore this technology. The presentation is unique in that it avoids the calculus almost (but not quite) completely. It's a practical "how-to" book, but it also provides down to earth understanding. This book developes computer programs in BASIC and the reader is encouraged to type these into a computer and run them; however, for those who don't have...

101 Apple Computer Programming Tips and Tricks

Here's a mammoth collection of practical, useful, efficient programming techniques and operating shortcuts right out of a master programmer's notebook. Loaded with hints, secrets, shortcuts, tips, tricks and easy-to-follow instructions, this book tells you how to handle routine programming chores more quickly, do special effects, make your computer work for you - faster and more efficiently. Each of the 101 Appcle Computer programming tips and tricks in this book features a complete program which will run all by itself, or as part of a larger set of instructions. All 101 programs are tested and ready to type and run. Learn insider's how-to secrets for using the exciting BASIC words, HOME, PEEK, CALL, INPUT, LEN, GOSUB, RETURN, READ, DATA, RESTORE, VA...

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